Troubleshooting
If the unit does not work properly.
Error messages
[PROTECTOR] or [THERMAL] appears on the display panel.
[ERROR] appears on the display panel.
[Overload has been detected.] appears on the TV screen.
List of messages after Auto Calibration measurements
General
The unit is turned off automatically.
Cannot find an available input when connecting several digital devices.
The unit does not turn on even when the TV is turned on.
The unit turns off when the TV is turned off.
The unit does not turn off even when the TV is turned off.
Image
No image appears on the TV screen.
4K or 8K content cannot be displayed at the same resolution as the source.
No image is output to the TV from the connected HDMI device when the unit is in standby mode.
The home menu does not appear on the TV screen.
HDR (High Dynamic Range) images cannot be displayed in HDR mode.
The indicator on the display panel turns off.
Image does not appear on the TV screen when the unit is not turned on.
When the language for the on-screen display of the TV is changed, the on-screen display language of the unit is changed simultaneously.
Sound
No sound or only a very low level of sound is heard, no matter which device is selected.
There is severe humming or noise.
No sound or only a very low level of sound is heard from specific speakers.
No sound is heard from the wireless speaker (not supplied).
Sound heard from the wireless speaker (not supplied) is unstable.
The sound is interrupted.
When a TV is connected to the unit via an HDMI OUT A (TV) jack that supports the eARC or ARC function, sound from the TV is not output from the
speakers connected to the unit.
The center component of the audio is not output from the TV when using the TV as a center speaker by connecting the S-CENTER OUT jack of the unit
to the S-CENTER SPEAKER IN jack of the TV. (The Acoustic Center Sync function is not working)
Cannot select the desired input for playback in Zone 2 or Zone 3.
No sound is heard from the active subwoofer or the center speaker.
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